|
I 28.27:8070
|
Permissible mine equipment approved by the Bureau of Mines during 1959-60 : with appended lists of manufacturers of flame-resistant trailing cables and fire-resistant conveyor belts and holders of permits |
1 |
|
I 28.27:8071
|
Quadratic functions for copper radiation, 0⁰ to 180⁰ 2[theta] |
1 |
|
I 28.27:8072
|
Quadratic functions for iron radiation : 0° to 180° 2[theta] |
1 |
|
I 28.27:8073
|
The Pacific Northwest steel industry |
1 |
|
I 28.27:8074
|
Methods and practices for producing crushed granite, Columbia operations, Palmetto Quarries Co., Columbia, S.C. |
1 |
|
I 28.27:8075
|
Microbiology of coal |
1 |
|
I 28.27:8076
|
Processes for recovering sulfur from secondary source materials |
1 |
|
I 28.27:8077
|
Injury experience in quarrying, 1958 |
1 |
|
I 28.27:8078
|
Tungsten deposits of Gila, Yavapai, and Mohave counties, Ariz |
1 |
|
I 28.27:8080
|
Progress in controlling acid mine water : a literature review |
1 |
|
I 28.27:8081
|
Proposed standardization of coal mine examination records |
1 |
|
I 28.27:8082
|
Rare-earth compounds as high-temperature refractories : a bibliography |
1 |
|
I 28.27:8083
|
Lead : a materials survey |
1 |
|
I 28.27:8084
|
Methods and costs of mining and crushing limestone at three quarries, Anderson-Oxandale Rock Co., Kansas |
1 |
|
I 28.27:8085
|
Equipment, accessories, and procedure for fighting mine fires with high-expansion foam |
1 |
|
I 28.27:8086
|
Sinking methods and costs for a small vertical shaft with steel supports : Keystone mine, Crested Butte, Colorado |
1 |
|
I 28.27:8087
|
Active list of permissible explosives and blasting devices approved before Feb. 28, 1961 |
1 |
|
I 28.27:8088
|
Coal-mine hazards caused by electrolysis |
1 |
|
I 28.27:8089
|
Proceedings |
1 |
|
I 28.27:8090
|
Prevailing practices in splicing electric trailing cables in coal mines |
1 |